Secure Remote Backup with SFTP

S.C.O.R.E. → Resilience → Energy

Overview

Setting up SFTP (Secure File Transfer Protocol) storage allows homeowners to create secure remote backup locations for their Home Assistant data. This capability provides peace of mind by ensuring that important files and configurations are safely stored offsite, protecting against data loss due to hardware failure or other issues.

Benefits

• Enhanced data security through encrypted transfers.
• Automatic backups ensure important configurations are never lost.
• Easy access to backups from multiple devices and locations.

Intent

The purpose of the SFTP Storage capability is to facilitate the secure transfer and storage of Home Assistant backups. This results in a reliable and accessible backup solution, minimizing the risk of data loss.

Preconditions

• Home Assistant is installed and configured.
• A remote server with SFTP access is available.
• Network connectivity is established for both Home Assistant and the remote server.
• Home Assistant installed and configured.
• Integration available and authenticated: Zigbee2MQTT.
• Device installed and reachable: Motion Detection.

Actors

• Homeowner managing backups
• Family member ensuring data safety
• Guest accessing shared configurations (if applicable)

Trigger

The backup process is initiated based on a predefined schedule or manually triggered by the homeowner.

Workflow Diagram

flowchart TD
    A[Backup Triggered] -->|check| B{Is SFTP Server Accessible?}
    B -->|Yes| C[Transfer Backup Files]
    C --> D[Backup Successfully Stored]
    B -->|No| E[Notify Homeowner]

Workflow Description

1. Initiate Backup

The homeowner initiates the backup process either manually or through a scheduled task.

2. Check SFTP Server Accessibility

Home Assistant checks if the SFTP server is reachable and accessible for file transfers.

3. Transfer Backup Files

Backup files and configurations are securely transferred to the specified remote SFTP location.

4. Confirm Backup Storage

Once the transfer is complete, confirmation is sent to the homeowner that the backup has been successfully stored.

5. Notify Homeowner

If the SFTP server is not accessible, the homeowner is notified to take action.

Postconditions

The Home Assistant data is securely backed up to the remote SFTP server, ensuring data integrity and availability.

Optional Enhancements

• Implement versioning for backups to retain multiple historical states.
• Schedule automatic backups at regular intervals for peace of mind.
• Add email notifications for successful or failed backup attempts.

Recommended Components

Source Examples

• 2026.1: Home is where the dashboard is ?? – Home Assistant (homeassistant)